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Fix CMake Internal Error from cmTarget::GetOutputInfo - triggered by calling GetLocation on a utility target - caused by custom command output file with same name as custom target. The fix is to avoid calling GetLocation unless the target is of a type that is expected to have a location...

This commit is contained in:
David Cole 2009-09-25 13:23:19 -04:00
parent 9c626d8f68
commit f199385605
3 changed files with 49 additions and 13 deletions
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9
Source/cmLocalGenerator.cxx
View File

@ -1837,12 +1837,17 @@ std::string cmLocalGenerator::GetRealDependency(const char* inName,
// found is part of the inName
if(cmSystemTools::FileIsFullPath(inName))
{
std::string tLocation = target->GetLocation(config);
std::string tLocation;
if(target->GetType() >= cmTarget::EXECUTABLE &&
target->GetType() <= cmTarget::MODULE_LIBRARY)
{
tLocation = target->GetLocation(config);
tLocation = cmSystemTools::GetFilenamePath(tLocation);
tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
}
std::string depLocation = cmSystemTools::GetFilenamePath(
std::string(inName));
depLocation = cmSystemTools::CollapseFullPath(depLocation.c_str());
tLocation = cmSystemTools::CollapseFullPath(tLocation.c_str());
if(depLocation != tLocation)
{
// it is a full path to a depend that has the same name

4
Source/cmTarget.cxx
View File

@ -1244,6 +1244,9 @@ bool cmTargetTraceDependencies::IsUtility(std::string const& dep)
// the fact that the name matched a target was just a coincidence.
if(cmSystemTools::FileIsFullPath(dep.c_str()))
{
if(t->GetType() >= cmTarget::EXECUTABLE &&
t->GetType() <= cmTarget::MODULE_LIBRARY)
{
// This is really only for compatibility so we do not need to
// worry about configuration names and output names.
std::string tLocation = t->GetLocation(0);
@ -1257,6 +1260,7 @@ bool cmTargetTraceDependencies::IsUtility(std::string const& dep)
return true;
}
}
}
else
{
// The original name of the dependency was not a full path. It

27
Tests/CustomCommand/CMakeLists.txt
View File

@ -386,3 +386,30 @@ ADD_CUSTOM_TARGET(pre_check_command_line
COMMAND ${CMAKE_COMMAND} -E remove ${CMAKE_CURRENT_BINARY_DIR}/check_mark.txt
)
ADD_DEPENDENCIES(do_check_command_line pre_check_command_line)
# <SameNameTest>
#
# Add a custom target called "SameName" -- then add a custom command in a
# different target whose output is a full-path file called "SameName" -- then
# add a second custom target that depends on the full-path file ".../SameName"
#
# At first, this reproduces a bug reported by a customer. After fixing it,
# having this test here makes sure it stays fixed moving forward.
#
ADD_CUSTOM_COMMAND(
OUTPUT SameName1.txt
COMMAND ${CMAKE_COMMAND} -E touch SameName1.txt
)
ADD_CUSTOM_TARGET(SameName ALL
DEPENDS SameName1.txt
)
ADD_CUSTOM_COMMAND(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/subdir/SameName
COMMAND ${CMAKE_COMMAND} -E touch ${CMAKE_CURRENT_BINARY_DIR}/subdir/SameName
)
ADD_CUSTOM_TARGET(DifferentName ALL
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/subdir/SameName
)
#
# </SameNameTest>